// Copyright (C) 2020 Rick Waldron. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
esid: sec-promise.race
description: Resolution ticks are set in a predictable sequence
info: |
  PerformPromiseRace

  Repeat,
    Let next be IteratorStep(iteratorRecord).
    If next is an abrupt completion, set iteratorRecord.[[Done]] to true.
    ReturnIfAbrupt(next).
    If next is false, then
      Set iteratorRecord.[[Done]] to true.
      Return resultCapability.[[Promise]].
    Let nextValue be IteratorValue(next).
    If nextValue is an abrupt completion, set iteratorRecord.[[Done]] to true.
    ReturnIfAbrupt(nextValue).
    Let nextPromise be ? Call(promiseResolve, constructor, « nextValue »).
    Perform ? Invoke(nextPromise, "then", « resultCapability.[[Resolve]], resultCapability.[[Reject]] »).

flags: [async]
includes: [compareArray.js,promiseHelper.js]
---*/

function Test() {
    let a = new Promise(resolve => resolve('a'));
    let b = new Promise(resolve => resolve('b'));
    let sequence = [1];
    Promise.all([
      a.then(() => {
        sequence.push(3);
        assert.sameValue(sequence.length, 3);
        return checkSequence(sequence, 'Expected to be called first.');
      }),
      Promise.race([a, b]).then(() => {
        sequence.push(5);
        assert.sameValue(sequence.length, 5);
        return checkSequence(sequence, 'Expected to be called third.');
      }),
      b.then(() => {
        sequence.push(4);
        assert.sameValue(sequence.length, 4);
        return checkSequence(sequence, 'Expected to be called second.');
      })
    ]).then(result => {
      assert.compareArray(result, [true, true, true]);
      assert.sameValue(sequence.length, 5);
      checkSequence(sequence)
    }).then($DONE, $DONE);
    sequence.push(2);
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_TEST; i++) {
    Test();
}
